CN219018038U - Self-locking connector - Google Patents
Self-locking connector Download PDFInfo
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- CN219018038U CN219018038U CN202223140719.4U CN202223140719U CN219018038U CN 219018038 U CN219018038 U CN 219018038U CN 202223140719 U CN202223140719 U CN 202223140719U CN 219018038 U CN219018038 U CN 219018038U
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- locking block
- locking
- terminal
- block
- positioning
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Abstract
The utility model discloses a self-locking connector which comprises a wire end and a locking block, wherein the wire end is inserted into the locking block, a terminal locking block is clamped on the locking block, and the locking block is inserted into a plate end. This kind of auto-lock connector passes through the joint of the constant head tank on locking piece and the locking piece on the line end, realize the locking to the line end, reduce the probability that the line end was pulled out, utilize the cooperation of the cardboard on location hanging table and the terminal locking piece on the locking piece, realize the grafting of terminal locking piece and the locking piece, utilize the terminal locking piece to carry out further locking fixedly to line end and locking piece, realize secondary locking, utilize double locking structure, improve the contact stability of connector, after combining line end and board end, the terminal on the line end cladding board end, realize switching on of electric current, guarantee connection stability.
Description
Technical Field
The utility model relates to the technical field of electric connectors, in particular to a self-locking connector.
Background
The connector is a device for connecting two active devices and is used for transmitting current or signals, the existing connector comprises a rubber shell and a PIN arranged in the rubber shell, when the connector is used, a wire end is installed in TPC, the wire end and the connector are fixed by CPA (ConnectorPositionAssurance), the wire end is prevented from being pulled out, but the connector is not reliable enough, TPA (Terminal PositionAssurance) is arranged on some connectors to carry out secondary locking, CPA is cancelled when primary locking is firm, in particular, in the specification of 1.5PIN distance, the connector is locked and fixed only by TPA, the contact reliability of the connector is reduced, if the fixing mechanism of the connector is problematic, or the reliability of the terminal fixing in the connector is problematic, the contact reliability of the connector is seriously affected, and serious consequences are caused. To this end we propose a self-locking connector.
Disclosure of Invention
The present utility model is directed to a self-locking connector, which solves the above-mentioned problems of the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a self-locking connector, includes line end and locking piece, the line end is pegged graft in the locking piece, the joint has terminal locking piece on the locking piece, the locking piece is pegged graft in the board end, wherein:
the side surface of the wire end is fixedly connected with a locking block;
the locking block comprises a slot, a positioning groove, a positioning hanging table and a bending positioning block, the slot is arranged at the upper end of the locking block, a conductor of the wire end is arranged in the slot in a penetrating mode, the positioning groove is arranged on the side face of the locking block, the locking block is clamped in the positioning groove, the positioning hanging table is fixedly connected to the side face of the locking block, the bending positioning block is fixedly connected to the side face of the locking block, and a containing cavity is formed between the bending positioning block and the side wall of the locking block;
the terminal locking block comprises a clamping plate, clamping holes, inserting plates and connecting plates, wherein the clamping plate is fixedly connected to the side face of the terminal locking block, the clamping plate and the positioning hanging table are arranged in a one-to-one correspondence manner, the clamping plate is provided with the clamping holes, the positioning hanging table is clamped in the clamping holes, the inserting plates are fixedly connected to the bottom ends of the terminal locking block, the inserting plates are inserted into the inserting grooves, the connecting plates are fixedly connected to the side face of the terminal locking block, and the connecting plates are clamped in the accommodating cavity;
the board end comprises a terminal and a yielding groove, the locking block is inserted into the board end, the terminal is arranged in the board end, the terminal is inserted into the wire end, the yielding groove is arranged on two sides of the board end, and the clamping plate on the side face of the terminal locking block is clamped into the yielding groove.
Preferably, the top end of the side surface of the bending positioning block is fixedly connected with a positioning step, and the upper end of the plate end is abutted to the bottom end of the positioning step.
Preferably, a yielding inclined plane is arranged on the side surface of the bottom end of the plugboard.
Preferably, the positioning hanging tables are four, two of the positioning hanging tables are arranged on two sides of the locking block, and the other two positioning hanging tables are arranged on the front side of the locking block.
Compared with the prior art, the utility model has the beneficial effects that: this kind of auto-lock connector passes through the joint of the constant head tank on locking piece and the locking piece on the line end, realize the locking to the line end, reduce the probability that the line end was pulled out, utilize the cooperation of the cardboard on location hanging table and the terminal locking piece on the locking piece, realize the grafting of terminal locking piece and the locking piece, utilize the terminal locking piece to carry out further locking fixedly to line end and locking piece, realize secondary locking, utilize double locking structure, improve the contact stability of connector, after combining line end and board end, the terminal on the line end cladding board end, realize switching on of electric current, guarantee connection stability.
Drawings
FIG. 1 is a schematic diagram of an explosive structure of the present utility model;
FIG. 2 is a schematic perspective view of the present utility model;
FIG. 3 is a side cross-sectional view of the present utility model;
FIG. 4 is a schematic diagram of an exploded view of the lock block and terminal lock block of the present utility model;
FIG. 5 is a schematic diagram of an exploded view of a lock block and a terminal lock block according to the present utility model;
FIG. 6 is a side view of the lock block and wire end of the present utility model;
fig. 7 is a schematic perspective view of a terminal locking block according to the present utility model.
In the figure: line end 1, locking piece 11, locking piece 2, slot 21, constant head tank 22, location hanging platform 23, buckling locating piece 24, holding chamber 241, location step 242, terminal locking piece 3, cardboard 31, card hole 32, picture peg 33, the inclined plane 331 of stepping down, connecting plate 34, board end 4, terminal 41, groove 42 of stepping down.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-7, the present utility model provides a technical solution: the self-locking connector comprises a wire end 1 and a locking block 2, wherein the wire end 1 is inserted into the locking block 2, a terminal locking block 3 is clamped on the locking block 2, the locking block 2 is inserted into a plate end 4, the wire end 1 and the locking block 2 are mutually inserted, the wire end 1 is locked once by the locking block 2, the probability that the wire end 1 is pulled out under the condition of false touch is reduced, the terminal locking block 3 is used for locking the connection of the locking block 2 and the wire end 1 for the second time, the stability of the connection inside the connector is ensured again, a double locking structure is formed, the contact reliability of the connector is improved, the locking block 2 is connected with the plate end 4, and current conduction is realized between the wire end 1 and the plate end 4;
the side surface of the wire end 1 is fixedly connected with locking blocks 11, and the number and the positions of the locking blocks 11 are in one-to-one correspondence with the number and the positions of conductors on the wire end 1;
the locking block 2 comprises a slot 21, a positioning groove 22, a positioning hanging table 23 and a bending positioning block 24, wherein the slot 21 is arranged at the upper end of the locking block 2, conductors of the wire end 1 are penetrated in the slot 21, the positioning groove 22 is arranged on the side surface of the locking block 2, the locking block 11 is clamped in the positioning groove 22, the positioning hanging table 23 is fixedly connected on the side surface of the locking block 2, the bending positioning block 24 is fixedly connected on the side surface of the locking block 2, a containing cavity 241 is formed between the bending positioning block 24 and the side wall of the locking block 2, the wire end 1 is inserted in the locking block 2, the number and the position of the slot 21 are in one-to-one correspondence with the number and the position of the conductors on the wire end 1, so that the conductors on the wire end 1 can be limited in the corresponding slot 21, the bottom of the wire end 1 is inserted in the locking block 2, the number of the positioning grooves 22 and the number of the slots 21 are arranged in a one-to-one correspondence manner, so that after the wire end 1 is inserted into the locking block 2, the locking block 11 on the side surface of the wire end 1 can penetrate through the positioning groove 22, as shown in fig. 4, the locking block 11 can be in an inclined upward state, so that when the wire end 1 is pulled out upwards, the locking block 11 is abutted in the positioning groove 22, the probability of pulling out the wire end 1 is reduced, as shown in fig. 5, the section of the positioning hanging table 23 can be trapezoid, and is arranged at the front side and two side positions of the locking block 2, the bending positioning block 24 is fixedly connected at the front side position of the locking block 2, as shown in fig. 1, an arc-shaped connecting part is adopted at the connecting part of the bending positioning block 24 and the side surface of the locking block 2, and the bending positioning block 24 can have certain elasticity;
the terminal locking block 3 comprises a clamping plate 31, clamping holes 32, inserting plates 33 and connecting plates 34, wherein the clamping plate 31 is fixedly connected to the side face of the terminal locking block 3, the clamping plate 31 and the positioning hanging table 23 are arranged in a one-to-one correspondence manner, the clamping plate 31 is provided with the clamping holes 32, the positioning hanging table 23 is clamped in the clamping holes 32, the inserting plates 33 are fixedly connected to the bottom end of the terminal locking block 3, the inserting plates 33 are inserted into the slots 21, the connecting plates 34 are fixedly connected to the side face of the terminal locking block 3, the connecting plates 34 are clamped in the accommodating cavity 241, the inserting plates 33 at the bottom end of the terminal locking block 3 are arranged in a one-to-one correspondence manner, the inserting plates 33 can be always inserted into the slots 21 with conductors of the terminal 1, the terminal 1 is limited, the position of the clamping plate 31 is arranged in a one-to-one correspondence manner with the position of the positioning hanging table 23, when the terminal locking block 3 is downwards inserted into the locking block 2, the positioning hanging table 23 can be clamped in the clamping holes 32 on the clamping plate 31, the connection of the terminal locking block 3 and the locking block 2 is realized, the terminal locking block 3 is used for secondary locking of the terminal locking block 3, the connector is further improved in the connection stability, and the position of the connector is further improved, and the terminal locking block 33 is positioned in the side face of the middle of the side face of the terminal locking block 3 and is positioned in the slot 3 to be smoothly opposite to the side face of the connecting plate 3 when the terminal locking block 3 is positioned in the front of the side of the connecting plate 3, and is positioned in the middle of the side face of the side of the connecting plate 3, and is positioned in front of the side face of the position of the 3, and is positioned in front of the 3;
the positioning hanging tables 23 are provided with four, wherein two positioning hanging tables 23 are arranged on two sides of the locking block 2, the other two positioning hanging tables 23 are arranged on the front side of the locking block 2, as shown in fig. 5, the positioning hanging tables 23 are arranged on the front side and two sides of the locking block 2, and the positions of corresponding clamping plates 31 are also arranged on the front side and two sides of the terminal locking block 3, so that corresponding connection is ensured;
the plate end 4 comprises a terminal 41 and a yielding groove 42, the locking block 2 is inserted into the plate end 4, the terminal 41 is arranged in the plate end 4, the terminal 41 is inserted into the wire end 1, the yielding groove 42 is arranged at two sides of the plate end 4, the clamping plates 31 at the side surfaces of the terminal locking block 3 are clamped in the yielding groove 42, the terminal 41 is L-shaped, the terminal 41 extends from the outer side to the inner side of the plate end 4, when the wire end 1 and the locking block 2 are inserted into the plate end 4, the inner side part of the terminal 41 positioned at the plate end 4 can be inserted into the wire end 1, namely the wire end 1 is coated with the terminal 41, so that the conduction of current is realized, the yielding grooves 42 are symmetrically arranged at two sides of the plate end 4, and yield is carried out for the positions of the clamping plates 31 at two sides of the terminal locking block 3, and stable connection is ensured;
the top end of the side surface of the bending positioning block 24 is fixedly connected with a positioning step 242, the upper end of the plate end 4 is abutted against the bottom end of the positioning step 242, as shown in fig. 2, after the locking block 2 is inserted into the plate end 4, the positioning step 242 is abutted against the upper end position of the plate end 4, and the position of the locking block 2 is guided and limited;
when the connector is used, the wire end 1 and the locking block 2 are mutually inserted, the locking block 11 on the side surface of the wire end 1 can penetrate through the positioning groove 22, when the wire end 1 is pulled out upwards, the locking block 11 is abutted in the positioning groove 22, the probability that the wire end 1 is pulled out is reduced, primary locking of the connector is achieved, the positioning hanging table 23 can be clamped in the clamping hole 32 on the clamping plate 31 when the terminal locking block 3 is inserted downwards onto the locking block 2, connection of the terminal locking block 3 and the locking block 2 is achieved, secondary locking is conducted on the wire end 1 through the terminal locking block 3, connection stability of the connector is further improved, when the wire end 1 and the locking block 2 are inserted onto the board end 4, the inner side portion of the terminal 41 located on the board end 4 can be inserted into the wire end 1, namely the terminal 1 is coated with the terminal 41, current conduction is achieved, and contact reliability of the connector is guaranteed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A self-locking connector comprising a wire end (1) and a locking block (2), characterized in that: the wire end (1) is inserted in the locking block (2), a terminal locking block (3) is clamped on the locking block (2), and the locking block (2) is inserted in the plate end (4), wherein:
the side surface of the wire end (1) is fixedly connected with a locking block (11);
the locking block (2) comprises a slot (21), a positioning groove (22), a positioning hanging table (23) and a bending positioning block (24), wherein the slot (21) is arranged at the upper end of the locking block (2), a conductor of the wire end (1) is arranged in the slot (21) in a penetrating mode, the positioning groove (22) is arranged on the side face of the locking block (2), the locking block (11) is clamped in the positioning groove (22), the positioning hanging table (23) is fixedly connected to the side face of the locking block (2), the bending positioning block (24) is fixedly connected to the side face of the locking block (2), and a containing cavity (241) is formed between the bending positioning block (24) and the side wall of the locking block (2);
the terminal locking block (3) comprises a clamping plate (31), clamping holes (32), inserting plates (33) and connecting plates (34), wherein the clamping plate (31) is fixedly connected to the side face of the terminal locking block (3), the clamping plate (31) and the positioning hanging tables (23) are arranged in a one-to-one correspondence mode, the clamping holes (32) are formed in the clamping plate (31), the positioning hanging tables (23) are clamped in the clamping holes (32), the inserting plates (33) are fixedly connected to the bottom ends of the terminal locking block (3), the inserting plates (33) are inserted into the inserting grooves (21), the connecting plates (34) are fixedly connected to the side face of the terminal locking block (3), and the connecting plates (34) are clamped in the accommodating cavities (241);
the utility model discloses a terminal locking device, including board end (4), board end (4) include terminal (41) and groove (42) of stepping down, lock block (2) are pegged graft in board end (4), terminal (41) set up in board end (4), terminal (41) are pegged graft in line end (1), groove (42) of stepping down sets up in the both sides of board end (4), cardboard (31) joint of terminal lock block (3) side is in groove (42) of stepping down.
2. A self-locking connector as claimed in claim 1, wherein: the top end of the side surface of the bending positioning block (24) is fixedly connected with a positioning step (242), and the upper end of the plate end (4) is abutted to the bottom end of the positioning step (242).
3. A self-locking connector as claimed in claim 1, wherein: an abdication inclined plane (331) is arranged on the side surface of the bottom end of the plugboard (33).
4. A self-locking connector as claimed in claim 1, wherein: the positioning hanging tables (23) are four, two of the positioning hanging tables (23) are arranged on two sides of the locking block (2), and the other two positioning hanging tables (23) are arranged on the front side of the locking block (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223140719.4U CN219018038U (en) | 2022-11-25 | 2022-11-25 | Self-locking connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223140719.4U CN219018038U (en) | 2022-11-25 | 2022-11-25 | Self-locking connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219018038U true CN219018038U (en) | 2023-05-12 |
Family
ID=86248865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223140719.4U Active CN219018038U (en) | 2022-11-25 | 2022-11-25 | Self-locking connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219018038U (en) |
-
2022
- 2022-11-25 CN CN202223140719.4U patent/CN219018038U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |